diff --git a/src/common-ssh/tests/Makefile.am b/src/common-ssh/tests/Makefile.am
index 12396991a..8424268a5 100644
--- a/src/common-ssh/tests/Makefile.am
+++ b/src/common-ssh/tests/Makefile.am
@@ -45,7 +45,8 @@ test_common_ssh_CFLAGS =    \
 test_common_ssh_LDADD = \
     @CUNIT_LIBS@        \
     @COMMON_SSH_LTLIB@  \
-    @COMMON_LTLIB@
+    @COMMON_LTLIB@      \
+    @LIBGUAC_LTLIB@
 
 #
 # Autogenerate test runner
diff --git a/src/common/tests/Makefile.am b/src/common/tests/Makefile.am
index 4c26f1cf5..27ac75cd1 100644
--- a/src/common/tests/Makefile.am
+++ b/src/common/tests/Makefile.am
@@ -55,7 +55,8 @@ test_common_CFLAGS =        \
 
 test_common_LDADD =  \
     @COMMON_LTLIB@   \
-    @CUNIT_LIBS@
+    @CUNIT_LIBS@     \
+    @LIBGUAC_LTLIB@
 
 #
 # Autogenerate test runner
diff --git a/src/protocols/rdp/tests/Makefile.am b/src/protocols/rdp/tests/Makefile.am
index 33136696d..e1e22e369 100644
--- a/src/protocols/rdp/tests/Makefile.am
+++ b/src/protocols/rdp/tests/Makefile.am
@@ -44,7 +44,8 @@ test_rdp_CFLAGS =                \
 
 test_rdp_LDADD =               \
     @CUNIT_LIBS@               \
-    @LIBGUAC_CLIENT_RDP_LTLIB@
+    @LIBGUAC_CLIENT_RDP_LTLIB@ \
+    @LIBGUAC_LTLIB@
 
 #
 # Autogenerate test runner